package com.fgs.common.utils;

import android.content.Context;
import android.util.AttributeSet;
import android.view.View;

import androidx.viewpager.widget.ViewPager;

public class WrapContentHeightViewPager extends ViewPager {
   public WrapContentHeightViewPager(Context context) {
      super(context);
   }

   public WrapContentHeightViewPager(Context context, AttributeSet attrs) {
      super(context, attrs);
   }

   @Override
   protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
      super.onMeasure(widthMeasureSpec, heightMeasureSpec);

      int height = 0;
      for (int i = 0; i < getChildCount(); i++) {
         View child = getChildAt(i);
         child.measure(widthMeasureSpec, MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED));
         int h = child.getMeasuredHeight();
         if (h > height) height = h;
      }
      heightMeasureSpec = MeasureSpec.makeMeasureSpec(height, MeasureSpec.EXACTLY);
      super.onMeasure(widthMeasureSpec, heightMeasureSpec);
   }
}

